Compare Merlin AI and Instapaper: Which Extension is the Best?
Instapaper lets you save, organize, and highlight articles, videos, and web pages for offline reading. Features include folders, Kindle sync, text-to-speech, and mobile apps | ||
| Key Features A summary of the most important features offered by each extension. |
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| Our Rating Tooltivity's expert review score for each extension, based on hands-on testing and research. | 8.4 Winner in this category | 8.2 |
| Total users Total active users across all major browsers: Chrome, Edge, Firefox, and Safari. | 1,000,000 Winner in this category | 214,048 |
| Total ratings Total number of user ratings received across all supported browsers. | 8,802 Winner in this category | 657 |
| Average rating Average user rating across all browsers, calculated from available store ratings. | 4.8 ⭐ Winner in this category | 4.1 ⭐ |
| Entry Level Price The minimum price required to start using the extension. "Free" means a free tier is available. | Free | Free |
| Chrome User rating and stats for the extension on Chrome browser. |  4.8 3.24 Average Chrome Web Store rating from the last 100 reviews 1.0M+Users Winner in this category | 3.8 2.67 Average Chrome Web Store rating from the last 100 reviews 200.0K+Users |
| Edge User rating and stats for the extension on Edge browser. | - | - |
| Firefox User rating and stats for the extension on Firefox browser. | - |  4.4 4.39 Average Mozilla Firefox Add-ons Store rating from the last 100 reviews 14.0K+Users Winner in this category |
| Safari User rating and stats for the extension on Safari browser. | - | - |
| Features Tooltivity's expert score for the 'Features' aspect of each extension. | 8.0 Merlin AI offers a variety of features including summarizing, writing, coding, diagramming and more. It supports multiple AI models such as GPT-4, Claude and Gemini and allows users to create custom AI chatbots and knowledge bases. The platform also integrates with the web and files in real time. However, some features, such as PDF summarization, are not as robust as those of specialized tools. It also lacks what we consider to be the important function of direct communication between AI and the current website. In addition, the function of direct communication between AI and the current website, which we consider important, is missing.  | 8.8 Instapaper's feature set is impressive in its core functionality. The service excels at its primary purpose of saving and reading web content offline. The text view feature provides an excellent reading experience, stripping away distractions and presenting content in a clean, readable format. The highlighting and note-taking capabilities are useful tools for active readers, though they could benefit from some refinement. The Kindle integration works seamlessly, making it easy to transfer articles to your e-reader. Mobile apps offer reliable synchronization across devices, ensuring your reading list is always up to date. However, the service lacks some modern features like social sharing that competitors offer. The search functionality in the free tier is somewhat basic, and customization options are more limited compared to other services in this space.  Winner in this category |
| Performance Tooltivity's expert score for the 'Performance' aspect of each extension. | 7.5 Merlin is generally fast and responsive, but it can slow down browsers, especially on older hardware. There are occasional bugs and crashes, though the team releases frequent updates and improvements. | 8.0 Instapaper’s performance is strong overall, but the initial setup leaves much to be desired. After installing the Chrome extension, there was no response or prompt—no indication that any further action was needed. It wasn’t until we read a user review that we realized we had to manually visit the Instapaper website and log in. Without that information, we likely would have assumed the extension was broken and uninstalled it. Once past that rocky start, however, the service works reliably. Web pages save quickly, and saved content loads without issue. Offline access is stable, and synchronization across devices keeps your reading list up to date. The mobile apps offer smooth performance and quick navigation, while the text view provides a responsive and comfortable reading experience. The search function is usable, though slightly slow at times. Despite the poor onboarding, Instapaper delivers solid functionality once everything is properly set up. Winner in this category |
| Design Tooltivity's expert score for the 'Design' aspect of each extension. | 9.1 The design has a modern look and feel, with handy keyboard shortcuts and sidebar integration that make navigation easier. That said, the user interface can feel cluttered and overwhelming, especially for new users, and there are inconsistencies between the extension, web, and mobile versions.  Winner in this category | 8.5 The design of Instapaper focuses on simplicity and readability. The interface is clean and minimalist, putting the content front and center. The text view is particularly well-designed, offering a comfortable reading experience with good typography and spacing. The mobile apps follow their respective platform design guidelines, providing a native feel on both iOS and Android. The browser extension maintains this simplicity with a straightforward interface. However, some UI elements feel dated and could use a refresh. While the reading experience is consistent across platforms, the navigation could be more intuitive in some areas. The limited customization options might disappoint users who prefer more control over their reading environment. |
| Value for Money Tooltivity's expert score for the 'Value for Money' aspect of each extension. | 8.2 The free plan is generous for light users, offering a substantial daily quota and access to a wide range of basic features. The Pro plan is competitively priced, especially when compared to the cost of subscribing to multiple separate AI tools, and unlocks unlimited access to all models and advanced features. However, the absence of a free trial for premium features means users must commit before experiencing the full capabilities of Merlin AI. Additionally, some users report that the query system—where different models and features consume varying amounts of daily queries—can be confusing or feel restrictive, particularly for those trying to understand how far their usage will go on each plan. Winner in this category | 8.0 The pricing structure of Instapaper offers a basic free tier that's functional but limited. The premium features are reasonably priced, offering good value for heavy readers. The pricing is competitive compared to alternatives in the market. However, some features that are currently premium could potentially be included in the free tier to provide more value to basic users. The annual subscription offers good savings for committed users. While the premium features are well-implemented, the free tier could offer more value to attract new users and provide a better experience for casual users. |
| Ease of Use Tooltivity's expert score for the 'Ease of Use' aspect of each extension. | 8.5 Getting started with Merlin AI is straightforward—installation is quick, and the onboarding process is simple enough for most users to begin using core features right away. However, the platform’s extensive feature set can be overwhelming at first, leading to a noticeable learning curve as users explore everything it offers. Some users have expressed confusion about how the daily query limits work, how different models are selected or switched, and which features are available on each plan. Occasional bugs and log-in issues can also disrupt the workflow, requiring users to troubleshoot or reach out to support. Overall, while Merlin AI is accessible, mastering its full capabilities may take some time and patience, especially for those new to AI tools. Winner in this category | 7.0 Instapaper’s setup process is not beginner-friendly. After installing the browser extension, there was no response or guidance—no prompt, login window, or confirmation. We had to manually visit the website and log in, something we only discovered thanks to a tip in another user’s review. Without that, we likely would have uninstalled the extension, assuming it didn’t work. However, once logged in, the service functions smoothly. Saving content is quick, the interface is clean and intuitive, and managing your reading list is simple and efficient. |
| Security & Privacy Tooltivity's expert score for the 'Security & Privacy' aspect of each extension. | 9.3 Merlin does not sell user data to third parties and only uses data for core functionality. The privacy policy is transparent, but some users remain concerned about the amount of data collected and the permissions required. Winner in this category | 9.0 Instapaper takes user privacy and security seriously. The service maintains a clear and transparent privacy policy, explicitly stating that user data is not sold to third parties. The company has demonstrated a strong commitment to user privacy through its GDPR compliance and Privacy Shield certification. Data storage is secure, and the service regularly updates its security measures. The data collection practices are transparent, with clear explanations of what information is collected and how it's used. This high level of attention to privacy and security makes Instapaper a trustworthy choice for users concerned about their data. |
| Conclusion A summary of our findings and final thoughts for each extension. | Merlin AI is a powerful and versatile tool that can really boost the productivity of a wide range of users. The integration of multiple AI models and functions into a single extension is ideal for this p However, Merlin is not completely perfect. We encountered occasional bugs, inconsistencies in the user interface and some performance issues. Pricing can also be confusing, and some features are locked behind a paywall.. Overall, Merlin AI is a good choice for anyone looking for an all-in-one AI assistant for the browser - especially if you value having multiple AI models and tools in one place. | Instapaper is a reliable “read-it-later” service that is characterized by its core features. The service has maintained its position in the market by focusing on what matters most to readers: a clean, distraction-free reading experience and reliable offline access to stored content. While it doesn't offer the breadth of features of some newer competitors, its simplicity and reliability make it a solid choice for those who primarily want to save articles and read offline. Recent issues with the Chrome extension and some user complaints about the save feature need to be addressed, but the core service remains stable and useful. For users who appreciate a simple, straightforward approach to saving and reading web content, Instapaper remains a good choice. However, those looking for advanced features or a more modern interface should look for alternatives. |
| Our Recommendation | In our comparison between Merlin AI and Instapaper, Merlin AI came out on top, scoring 8.4. Merlin AI is the most widely used, with over 1 million users and 9k+ reviews—and it also delivered the strongest performance in our tests. User reviews for Instapaper reflect our findings, while we rate Merlin AI lower than users do. Notably, Merlin AI has the highest user rating in the Chrome Web Store at 4.80, which is even higher than our rating of 8.4. In the end, the differences between these extensions are minimal, so your choice may come down to personal preference or specific features.
If you want a quick recommendation, Merlin AI is our top pick. But as always, the best choice depends on what matters most to you. | |
